/* =========================================
   VFWA — Oxford Blue + Magenta Palette
   Self-contained styles for the VFWA page
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --oxford-blue: #002147;
    --oxford-blue-dark: #001633;
    --oxford-blue-light: #003366;
    --magenta: #E6007E;
    --magenta-hover: #cc006e;
    --magenta-light: #ff3399;
    --white: #FFFFFF;
    --light-grey: #F3F3F3;
    --dark-text: #1a1a2e;
    --body-text: #3a3a4a;
    --border-light: rgba(230, 0, 126, 0.15);
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --shadow-card: 0 8px 32px rgba(0, 33, 71, 0.08);
    --shadow-hover: 0 12px 48px rgba(0, 33, 71, 0.14);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 18px;
}

body {
    font-family: var(--font-main);
    color: var(--dark-text);
    line-height: 1.7;
    background: var(--white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5 {
    line-height: 1.2;
    font-weight: 700;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
}

h2 {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
}

h3 {
    font-size: clamp(1.2rem, 3vw, 1.6rem);
}

p {
    color: var(--body-text);
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--magenta);
    margin-bottom: 0.75rem;
}

.section-title {
    margin-bottom: 1.25rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--body-text);
    max-width: 680px;
    margin: 0 auto 2.5rem;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

.section--dark {
    background: var(--oxford-blue);
    color: var(--white);
}

.section--dark p {
    color: rgba(255, 255, 255, 0.8);
}

.section--dark .section-label {
    color: var(--magenta-light);
}

.section--grey {
    background: var(--light-grey);
}

.text-center {
    text-align: center;
}

/* NAV */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 33, 71, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: var(--transition);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav__logo {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav__logo-accent {
    color: var(--magenta);
}

.nav__links {
    display: flex;
    gap: 1.75rem;
    align-items: center;
}

.nav__links a {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.82rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav__links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--magenta);
    transition: var(--transition);
}

.nav__links a:hover {
    color: var(--white);
}

.nav__links a:hover::after {
    width: 100%;
}

.nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}

.nav__hamburger span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
    border-radius: 2px;
}

/* HERO */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--oxford-blue);
    overflow: hidden;
    padding-top: 72px;
}

.hero__network {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 30%, rgba(230, 0, 126, 0.08) 0%, transparent 50%), radial-gradient(circle at 80% 70%, rgba(230, 0, 126, 0.06) 0%, transparent 50%), radial-gradient(circle at 50% 50%, rgba(0, 51, 102, 0.4) 0%, transparent 70%);
}

.hero__dots {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero__dot {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(230, 0, 126, 0.4);
    border-radius: 50%;
    animation: pulse-dot 4s ease-in-out infinite;
}

.hero__dot:nth-child(1) {
    top: 15%;
    left: 10%;
    animation-delay: 0s
}

.hero__dot:nth-child(2) {
    top: 25%;
    left: 85%;
    animation-delay: 0.5s
}

.hero__dot:nth-child(3) {
    top: 60%;
    left: 20%;
    animation-delay: 1s
}

.hero__dot:nth-child(4) {
    top: 75%;
    left: 75%;
    animation-delay: 1.5s
}

.hero__dot:nth-child(5) {
    top: 40%;
    left: 50%;
    animation-delay: 2s
}

.hero__dot:nth-child(6) {
    top: 85%;
    left: 35%;
    animation-delay: 2.5s
}

.hero__dot:nth-child(7) {
    top: 10%;
    left: 60%;
    animation-delay: 0.8s
}

.hero__dot:nth-child(8) {
    top: 50%;
    left: 90%;
    animation-delay: 1.3s
}

.hero__dot:nth-child(9) {
    top: 30%;
    left: 40%;
    animation-delay: 1.8s
}

.hero__dot:nth-child(10) {
    top: 70%;
    left: 55%;
    animation-delay: 0.3s
}

.hero__dot--lg {
    width: 6px;
    height: 6px;
    background: rgba(230, 0, 126, 0.6);
}

.hero__lines {
    position: absolute;
    inset: 0;
    opacity: 0.15;
}

.hero__line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--magenta), transparent);
    animation: sweep-line 8s linear infinite;
}

.hero__line:nth-child(1) {
    top: 20%;
    left: 5%;
    width: 30%;
    transform: rotate(15deg);
    animation-delay: 0s
}

.hero__line:nth-child(2) {
    top: 50%;
    left: 55%;
    width: 35%;
    transform: rotate(-10deg);
    animation-delay: 2s
}

.hero__line:nth-child(3) {
    top: 70%;
    left: 15%;
    width: 25%;
    transform: rotate(8deg);
    animation-delay: 4s
}

.hero__line:nth-child(4) {
    top: 35%;
    left: 40%;
    width: 20%;
    transform: rotate(-20deg);
    animation-delay: 6s
}

@keyframes pulse-dot {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.4
    }

    50% {
        transform: scale(2.5);
        opacity: 1
    }
}

@keyframes sweep-line {
    0% {
        opacity: 0
    }

    50% {
        opacity: 0.3
    }

    100% {
        opacity: 0
    }
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 2rem;
}

.hero__logo-img {
    margin-bottom: 2rem;
    animation: fade-in-up 1s ease-out;
}

.hero__tagline {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
    margin-bottom: 1rem;
    animation: fade-in-up 1s ease-out 0.2s both;
}

.hero__credit {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
    margin-bottom: 2.5rem;
    animation: fade-in-up 1s ease-out 0.4s both;
}

.hero__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--white);
    color: var(--oxford-blue);
    font-weight: 600;
    padding: 1rem 2.5rem;
    border-radius: 100px;
    font-size: 0.95rem;
    transition: var(--transition);
    animation: fade-in-up 1s ease-out 0.6s both;
}

.hero__cta:hover {
    background: var(--magenta);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(230, 0, 126, 0.35);
}

.hero__scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    color: rgba(255, 255, 255, 0.4);
    font-size: 1.5rem;
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0)
    }

    50% {
        transform: translateX(-50%) translateY(10px)
    }
}

/* PROBLEM */
.problem__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.problem__card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.problem__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--magenta);
    transform: scaleY(0);
    transition: var(--transition);
    transform-origin: top;
}

.problem__card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.problem__card:hover::before {
    transform: scaleY(1);
}

.problem__icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--magenta), var(--magenta-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
    color: var(--white);
}

.problem__card h3 {
    margin-bottom: 0.75rem;
    color: var(--oxford-blue);
}

.problem__card p {
    font-size: 0.95rem;
}

/* MODEL OVERVIEW — FIXED MOBILE ARROWS */
.model__visual {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0;
    align-items: stretch;
    margin: 3rem auto;
    max-width: 1000px;
}

.model__stage {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    backdrop-filter: blur(12px);
    transition: var(--transition);
}

.model__stage:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--magenta);
    transform: translateY(-4px);
}

.model__stage-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--magenta);
    border-radius: 50%;
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 1rem;
}

.model__stage h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.model__stage-subtitle {
    font-size: 0.85rem;
    color: var(--magenta-light);
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.model__stage p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.75);
}

.model__stage-features {
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.model__feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.85);
}

.model__feature-icon {
    width: 32px;
    height: 32px;
    background: rgba(230, 0, 126, 0.15);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}

/* Arrow — desktop: vertical column between cards */
.model__arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 1.5rem;
}

.model__arrow-line {
    width: 3px;
    flex: 1;
    background: linear-gradient(180deg, var(--magenta), rgba(230, 0, 126, 0.3));
    border-radius: 2px;
}

.model__arrow-label {
    background: var(--magenta);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 0.5rem 1rem;
    border-radius: 100px;
    white-space: nowrap;
    margin: 1rem 0;
}

.model__arrow-icon {
    font-size: 1.5rem;
    color: var(--magenta);
}

/* STAGE DETAIL */
.stage-detail__header {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.stage-detail__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--magenta);
    border-radius: 50%;
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--white);
    flex-shrink: 0;
}

.stage-detail__title {
    color: var(--oxford-blue);
}

.stage-detail__cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.detail-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    text-align: center;
}

.detail-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--magenta);
}

.detail-card__icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(230, 0, 126, 0.08), rgba(230, 0, 126, 0.02));
    border: 2px solid rgba(230, 0, 126, 0.15);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin: 0 auto 1.25rem;
    transition: var(--transition);
}

.detail-card:hover .detail-card__icon {
    background: var(--magenta);
    border-color: var(--magenta);
    transform: scale(1.1);
}

.detail-card:hover .detail-card__icon span {
    filter: brightness(10);
}

.detail-card h4 {
    color: var(--oxford-blue);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.detail-card p {
    font-size: 0.88rem;
}

.callout {
    background: linear-gradient(135deg, var(--oxford-blue), var(--oxford-blue-light));
    border-radius: var(--radius-lg);
    padding: 2.5rem 3rem;
    margin: 3rem 0;
    position: relative;
    overflow: hidden;
}

.callout::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 8rem;
    font-weight: 900;
    color: rgba(230, 0, 126, 0.15);
    line-height: 1;
}

.callout p {
    color: var(--white);
    font-size: 1.2rem;
    font-weight: 500;
    font-style: italic;
    position: relative;
    z-index: 1;
}

/* SAFEGUARD */
.safeguard__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.safeguard__diagram {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-card);
    border: 2px solid var(--border-light);
}

.safeguard__flow {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.safeguard__node {
    width: 100%;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.safeguard__node--stage1 {
    background: rgba(0, 33, 71, 0.06);
    border: 2px solid var(--oxford-blue);
    color: var(--oxford-blue);
}

.safeguard__node--check {
    background: rgba(230, 0, 126, 0.06);
    border: 2px dashed var(--magenta);
    color: var(--magenta);
}

.safeguard__node--viva {
    background: var(--magenta);
    color: var(--white);
    border: 2px solid var(--magenta);
}

.safeguard__node--pass {
    background: rgba(0, 33, 71, 0.06);
    border: 2px solid var(--oxford-blue);
    color: var(--oxford-blue);
}

.safeguard__connector {
    width: 2px;
    height: 20px;
    background: var(--oxford-blue);
    position: relative;
}

.safeguard__connector::after {
    content: '▼';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.6rem;
    color: var(--oxford-blue);
}

.safeguard__branches {
    display: flex;
    gap: 2rem;
    width: 100%;
    position: relative;
    padding-top: 30px;
    margin-top: -1rem;
    /* pull up closer to the above node */
}

/* Horizontal line spanning the top of the branches */
.safeguard__branches::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 25%;
    right: 25%;
    height: 2px;
    background: var(--oxford-blue);
}

/* Vertical line coming down from the check node */
.safeguard__branches::after {
    content: '';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 20px;
    background: var(--oxford-blue);
}

.safeguard__branch {
    flex: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Vertical lines dropping into the branch nodes */
.safeguard__branch::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 20px;
    background: var(--oxford-blue);
}

.safeguard__branch::after {
    content: '▼';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.6rem;
    color: var(--oxford-blue);
}

.safeguard__text h3 {
    color: var(--oxford-blue);
    margin-bottom: 1rem;
}

.safeguard__text p {
    margin-bottom: 1rem;
}

.safeguard__text ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
    list-style: disc;
}

.safeguard__text li {
    margin-bottom: 0.5rem;
    color: var(--body-text);
}

.safeguard__highlight {
    background: rgba(230, 0, 126, 0.06);
    border-left: 4px solid var(--magenta);
    padding: 1rem 1.5rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-top: 1.5rem;
}

.safeguard__highlight p {
    color: var(--oxford-blue);
    font-weight: 500;
    font-size: 0.92rem;
}

/* RATIONALE TABLE */
.rationale-table-wrapper {
    overflow-x: auto;
    margin-top: 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

.rationale-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    background: var(--white);
}

.rationale-table thead th {
    background: var(--oxford-blue);
    color: var(--white);
    padding: 1rem 1.25rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.82rem;
    letter-spacing: 0.5px;
}

.rationale-table tbody td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    vertical-align: top;
}

.rationale-table tbody tr:hover {
    background: rgba(230, 0, 126, 0.03);
}

.rationale-table tbody tr:last-child td {
    border-bottom: none;
}

.feature-tag {
    display: inline-block;
    background: rgba(230, 0, 126, 0.08);
    color: var(--magenta);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
}

/* EXAMPLES */
.examples__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.example-card {
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    backdrop-filter: blur(12px);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.example-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--magenta);
    transform: scaleX(0);
    transition: var(--transition);
}

.example-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
    border-color: rgba(230, 0, 126, 0.4);
}

.example-card:hover::before {
    transform: scaleX(1);
}

.example-card__discipline {
    display: inline-block;
    background: var(--magenta);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 0.35rem 1rem;
    border-radius: 100px;
    margin-bottom: 1rem;
}

.example-card h3 {
    font-size: 1.15rem;
    margin-bottom: 1rem;
}

.example-card__stages {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.example-stage {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.example-stage__label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--magenta-light);
    margin-bottom: 0.4rem;
}

.example-stage p {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.75);
}

/* COMPASSION */
.compassion__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.compassion-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    text-align: center;
}

.compassion-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.compassion-card__icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, rgba(230, 0, 126, 0.1), rgba(0, 33, 71, 0.05));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.compassion-card h3 {
    color: var(--oxford-blue);
    margin-bottom: 0.75rem;
}

.compassion-card p {
    font-size: 0.92rem;
}

.compassion__banner {
    margin-top: 3rem;
    background: var(--magenta);
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
}

.compassion__banner h3 {
    color: var(--white);
    font-size: 1.6rem;
    margin-bottom: 0.75rem;
}

.compassion__banner p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* FOOTER */
.footer {
    background: var(--oxford-blue-dark);
    padding: 3rem 0 2rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer__brand {
    font-weight: 700;
    font-size: 1rem;
    color: var(--white);
}

.footer__brand span {
    color: var(--magenta);
}

.footer__info {
    font-size: 0.8rem;
}

.footer__links {
    display: flex;
    gap: 1.5rem;
}

.footer__links a {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    transition: var(--transition);
}

.footer__links a:hover {
    color: var(--magenta);
}

/* SCROLL REVEAL */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 {
    transition-delay: 0.1s;
}

.reveal-delay-2 {
    transition-delay: 0.2s;
}

.reveal-delay-3 {
    transition-delay: 0.3s;
}

.reveal-delay-4 {
    transition-delay: 0.4s;
}

/* =========================================
   RESPONSIVE — with FIXED MOBILE ARROWS
   ========================================= */
@media (max-width: 900px) {

    /* Stack model stages vertically */
    .model__visual {
        grid-template-columns: 1fr;
        gap: 0;
    }

    /* Arrow becomes horizontal connector between stacked cards */
    .model__arrow {
        flex-direction: row;
        padding: 1.5rem 0;
        align-items: center;
        justify-content: center;
        gap: 0.75rem;
    }

    .model__arrow-line {
        width: auto;
        height: 3px;
        flex: 1;
        max-width: 80px;
        background: linear-gradient(90deg, rgba(230, 0, 126, 0.3), var(--magenta), rgba(230, 0, 126, 0.3));
    }

    .model__arrow-icon {
        transform: rotate(90deg);
        font-size: 1.2rem;
    }

    .safeguard__content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 16px;
    }

    .section {
        padding: 4rem 0;
    }

    .container {
        padding: 0 1.25rem;
    }

    .nav__links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--oxford-blue);
        flex-direction: column;
        padding: 2rem;
        gap: 1.25rem;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav__links.active {
        display: flex;
    }

    .nav__hamburger {
        display: flex;
    }

    .problem__grid,
    .examples__grid,
    .compassion__grid {
        grid-template-columns: 1fr;
    }

    .callout {
        padding: 2rem;
    }

    .callout p {
        font-size: 1.05rem;
    }
}

@media (max-width: 480px) {
    .hero__tagline {
        font-size: 1rem;
    }

    .stage-detail__header {
        flex-direction: column;
        text-align: center;
    }

    .model__arrow-label {
        font-size: 0.6rem;
        padding: 0.4rem 0.75rem;
    }
}